li {
    display: flex;
    justify-content: space-between;
    text-align: left;
    padding: 8px 4px;
    border-bottom: 1px solid #ccc;
    box-sizing: border-box;
}
li:last-child {
    border-bottom: 0;
}
li:hover {
    background-color: #ddd;
}
li:hover .btn-danger {
    /* display: inline-block; */
}
li span {
    padding-left: 4px;
}
.btn {
    display: none;
}